. >>> the fbi is investigating the killing of nicholas ivy yesterday in arizona. another agent is wounded but is expected to arrive. authorities suspected more than one person fired at the agent. >>> more testimony later in oakland at the murder trial of giselle esteban. now, esteban is accused of killing nursing student michelle le last year and then dumping her body near sunol. yesterday, defense attorneys say that esteban was at an emotional low point at the too -- at the time of her death. the lawyers do not deny that she killed michelle le. they say it happened in the in the heat of passion and should not be considered first or second-degree murder. >>> the military plan to track down those responsible for the deadly attack in benghazi. >>> the truth is. i'm overweight. you could call me fat and yes, obese on a doctor's chart. but to the person who me that letter, do you think i don't know that? >> a letter from a news reporter that is resonating all over the country. vo: for years, sacramento politicians have chopped away funds for our schools. today, we're